Tower Crane Exam Prep (2024 /2025 Update) Questions and Verified Answers | 100% Correct
Question:
What is axis of rotation?
Answer:
The vertical line about which a crane swings
Question:
The condition of a super structure of a Tower Crane necessary for climbing
Answer:
Needs to be Balance
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Question:
What is ballast?
Answer:
The weight added to the crane base to create additional stability. It does not rotate when the crane swings.
Question:
What is base anchor bolts?
Answer:
A base that is bolted to the footing
Question:
How many times can the bolt be used on a Tower Crane?
Answer:
Only once
Question:
What is base traveling on a Tower Crane?
Answer:
A crane base that is a Ballast platform mounted on buggies that ride along rails
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Question:
What is the device other than the motor use for retarding or stop in motion by friction or power means
Answer:
Breaks
Question:
What is an energy absorbed in device for reducing impact we're moving the crane trolley In-N-Out
Answer:
Buffer
Question:
What is climbing crossmember?
Answer:
Hydraulic cylinder used to engage when climbing ladders, or log via Pawls to raise or lower the structure
Question:
What is a climbing ladder?
Answer:
A steel member with cross bar used as Jacking support points when some cranes climb 3 / 4
Question:
What is the mean for engaging or disengaging of power?
Answer:
Clutch
Question:
What is the counter jib?
Answer:
A horizontal member of the Crane on wish the counterweight are hoist into
Question:
What is counterweights?
Answer:
Weights added to the Crane superstructure to create additional stability
Question:
What are cranes that is not in regular service use
Answer:
Standby, Cranes
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